QSEA — QUARTZSEA ACQUISITION CORP
As of Q2 2026, 4 SEC-registered investment managers reported holding QSEA (QUARTZSEA ACQUISITION CORP) in their latest 13F filings, with a combined reported value of $3.18M across 302.28K shares. That is -13.4% by share count (-46.85K shares) versus the previous quarter, while reported value moved -12.2%. Ownership is concentrated: the five largest holders account for 100.0% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 1 opened new positions, 1 added to existing stakes, 1 trimmed, 1 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
QSEA is classified in the Financials sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| D. E. Shaw & Co history | Q2 2026 | 171.61K | $1.81M | 0.00% | Add |
| Goldman Sachs Group history | Q2 2026 | 119.66K | $1.26M | 0.00% | Hold |
| Two Sigma Investments history | Q1 2026 | 59.29K | $614.82K | 0.00% | Reduce |
| Citadel Advisors history | Q2 2026 | 10.95K | $115.17K | 0.00% | New |
| Morgan Stanley history | Q2 2026 | 61 | $642 | 0.00% | Reduce |
New Positions (Q2 2026)
- Citadel Advisors 10.95K sh · $115.17K
Fully Exited (vs previous quarter)
- Two Sigma Investments sold 59.29K sh · $614.82K
Fund Position History — shares by quarter (top 5 funds)
| Fund | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|
| D. E. Shaw & Co | 170.01K | 170.01K | 170.01K | 170.11K | 171.61K |
| Goldman Sachs Group | 119.66K | 119.66K | 119.66K | 119.66K | 119.66K |
| Citadel Advisors | — | — | — | — | 10.95K |
| Morgan Stanley | 26 | 31 | 38 | 71 | 61 |
| Two Sigma Investments | 261.00K | 184.13K | 85.27K | 59.29K | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details